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<br />DACA COUNTY, COLORADO
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<br />hart .l slighllp Galen rcou iv latter part, p13 ;
<br />clay smooth bmmdary.
<br />It3en-lf t Yl Inches, grayish-b wv (tOYR v/2) silty clay
<br />1 m, dark grnytsh hro n (U)YR 4/2) when nisi;
<br />~cak, mer7ium, prlst tit. structure that .rts in
<br />vmdervte, mrdimv, nbnngulnr Dlocl:y; h rd [then
<br />dry, friable, when ist; very thin patrrhp lay skins;
<br />vary strongly c cnrenus, pli 8.6; •nr, nvool.h
<br />hnnuAnry.
<br />' n--23 to OU Inl•hv, pnlrbrmrn (lOYID /31 silt Imam.
<br />bmtru (70l• ;/S) when moist; masivc; slightly
<br />ha rrl whoa r}', triable when ut~'.~t; lime spots aro
<br />ph•rttlful; -ery slrungl.y cnlmr ns, PII 8A. •
<br />'1•he d~•pth to ntc r:uiges from 5 t 14 inches. lu uncu7tl-
<br />cnicd •i rent', t AL horizon is court ulp silt Innm. The tcs-
<br />ntre of the ~.'t horizon rouges f rm cloy )onm to tiny.
<br />Baca cloy pant. 0 in 1 perhe slopes (BoAI.-This it
<br />nc•cars urn= yin the na't.bcl•n ralf of tha rounty. \"tern
<br />this soil -. not cuhivntal, t e surfaco layer is si loam
<br />.dnlllk rl 111C11e5 tlI7C1G
<br />int. ded in mapping •cre small areas of aca clay
<br />lone , 1 to 8 percent, s yes; S'Viley loam, 0 n 1 percent
<br />sl yes; ;3arborrl loan n the northern half f tho ronnty;
<br />' ul Ulysses ;uid rka silt ]cants iu a eastern part
<br />of tbo comity.
<br />This soil has ,low surface rmtofF and moderate per-
<br />meability. it •. high in natural ertility.
<br />A(ost of f. e acroa.ge is cultiv .ed. 1Vinter wheat and
<br />sor~lnun o the main crops ~ both dryland and irri-
<br />natcd n., ..is, Soil blolving is . le major haz:u'd. Stitbb
<br />nmlclii g and stripcroppii h help control soil blow' g
<br />in d "kind and irriga.trr. areas. 1 rrt.iliring and opcr
<br />wn r numa~einenC he. improve crop product' n and
<br />c itrol ernsimt. Dori e pm•iods of drought, de listing
<br />. nrl chiseling help :eep tho surface rough nd reduce
<br />erosion in di;ylan an•oas. ]referred and rot' ion grazing
<br />hell maintain ante condition. (Ca.pa • ity trait I-1,
<br />irritated, an capability unit IV nonirrigat.erl;
<br />Loamy Pln• s range site; iemmy w' dbreah suitability
<br />gt•n u p )
<br />Blica ay loam, 1 to 3 pet•cent apes (Ba61. 'Phis soil
<br />occur u•oughout tho county, b mainly in the norLhe
<br />half
<br />tchuled in most nutppe yeas of this soil were nall
<br />•cas of 1Viley loam; sn I areas of Itarbord 1 , m in
<br />the northern half of tho onnty; and small areas f Ulys-
<br />ses and Yorka silt to s along tho eastern b ndary of
<br />t.l to l'Qtlllty.
<br />Must of the art„;,•c is cult.ivatod. 1Vhea and sorglwm
<br />:u•c the main c' ps in dryland anal irri at.ed areas. Soil
<br />l.b.+~ {u~ i~. i 6~ umjnr bnntrd. Stnl,blo ulha~iur oral r;nu_
<br />lour 1•:n•uiii ~ harp cnnt.rul ..=.oi( bi -iug on culf.iv;lhxi
<br />arr,i~. La lecclin;,• and proprr ,rtes manarmncnt ar
<br />sn~~_resi un irrigat.ed ]and. Thr`ng perioc]s of drou~ t,
<br />de~a1 St.l llg ;Llld chiseling her ]seep rho surfaco u;,rh
<br />an vxhicr, erosion. I)eferre gruzin;* helps 1n•ov t soil
<br />b thing ou rnn;,~r--. (Capab~ ty unit IIe-1, irt•ig ed, and
<br />alrobility unit IVo-l, no u•rigaterl; Loamy P ms rangy
<br />site: Loamy windhre suitahilityy grotty)
<br />Baca clay loam, 3 5 percent slopes (B C~.-This soil
<br />nconrs in small ar s throughout the co nty. It has the
<br />profile describe as typical for the vies escopt that
<br />the surfaco la r is loss than 6 in es thick.
<br />Ineluclecl in nta In * n•ero small areas of Iley loam
<br />and Colby silt am. l~ncluded in the soutl estern part
<br />of t.ho county , ro small areas where sa stone is at a
<br />depth of 30 aches and a few places sere sandstone
<br />Surfac, rmtofl is more rapid on t s soil than it is on
<br />the gel y sloping Baca soils. If tl soil is not protected,
<br />tvatur_ roslon can take placo. So' blowing is tho maj~
<br />eellti$C find b10K'Ing altrl :itCl' erO51UR aro 11a' 'dS,
<br />is soil is best suited to gr; ses, althoupli nearly ' per-
<br />r:cr,t of the acreago is no cultivated. T9uo gr• a and
<br />butfalo~rass aro rho p •' cipal grasses, and t icat anti
<br />sorghum arc tho mail crops. Cont.cur stripf •ming and
<br />sLubblo nnilching hul control soil blowing d water em
<br />sion, as do deferre grazing and contour rrowing.~Ca-
<br />pability unit III 2, u•rirated, :utd capa 11ity mtit I e-L',
<br />nonin•igntcd; court' Plains range o; Loamy wind-
<br />brcalc suit.abi ' y group)
<br />Bankard Series
<br />The Ifankard series consists of near] ~ h;vol; escessivel}'
<br />drained, light-colored sands on •tiorx~ plains and low
<br />terraces along the major drainageways.
<br />In a typical prnfilo the surface layer, about 5 inches
<br />thick, is pale-brown sand that is straggly calcareous.
<br />'.Che. nndorlymg material below a depth of 5 inches- is
<br />hrotcn sand that is stratified with ]onn>.y sand in places.
<br />It rstenrls to a depth of moro than fi0 inches.
<br />13ankard soils arc excessively drained, aro rapidly per-.
<br />ntcublc, and havo low avaiL•Ihlo wat.cr capacity, They.arc
<br />very susceptible to soil blowing. They are low in naturni
<br />1'ertr h ty.
<br />\Io;t of. the acreage is in nativo vogetatiat. Tho vege-
<br />tation is rnninly sand safe told s;utd dropserd.
<br />T}'pical profile of Ba.nltard s;ind (1,584 fret east and
<br />784 feet south of N\V. corltm•, sot,. G, T. 20 S., P. 93 1V.)
<br />dI-0 to .i inchev, pale-brorvn (l0I'It ti/3) s:u,d, dark hroa'n
<br />(IOYlt 4/S) when moist; single grain; loose when
<br />dry, eery friable n•hen moist; srrovgly cnlcnrenus.
<br />p1I 7.5; nbrnpt, srnonlit honndary,
<br />C-u to GO inches, brorvn (lOYlt F/3) sand, darl: hrOten
<br />(lOYR 4/3) when moist; single groin; loose when
<br />rh~,v, very friubh~ when moist; strongly calcareous,
<br />pII 8.0.
<br />Thew, soils hove n wide range of depth and stratification.
<br />They ore frerluentiy flooded and are culcnrcous throughout.
<br />Bankard sand (0 to 1 percent slopes) (Bkl.-This soil
<br />or:rurs along streams thrnu~huut the counLv. 7n somr,
<br />pluccs i,; n, thin sln•fac,~ layer of s;nuly Ivan: or loai,i.
<br />llclom n +ir+pt.li of uhout a inchns is hi~hii' sl rnl ificd ionlRc
<br />s.uul nod smlri.
<br />Inrlnded in mapping were. small areas of Glenbcr~r
<br />sandy loam.
<br />7.'his soil is escessively drained. Surfnso runoff is slmc,
<br />internal drainage is rapid, anti availablo water capacit}'
<br />is low. During periods of hard tiuuidcrstorm, this soil
<br />is subject t.o overflow.
<br />ill of the acreage is in native range and has some
<br />us'e for grazing. Sanrl sage and sand lovegrass are the
<br />principal grasses. Native vegetation is needed to help
<br />control water erosion and soil blowing. (Capability unit
<br />VIIw-1, nonirrigated)
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